summer 2011, Nizhny Novgorod Children's railway.
This is not just a park attraction - there are whole railway infrastructure, with real locos, cars and dispatching. And it used for to teach children how to work on big railways. Teens working as train drivers, conductors, station officers, dispatchers and so on.

750mm narrow gauge, that was also used on peat quarries and logging. And early there was on of the biggest narrow railways in our region - almost 160 km. through forests and swamps, to far villages.

more about this railway